Replacement of Eroded and defective LTR, ITS, Hanger feed coil tubes, carrying out D-meter survey, erection and dismantling of temporary platforms at bottom ash hopper and wherever necessary, conducting DP test for the welded joints in pressure parts, and rectification of heavily deformed ITSH coil tubes, providing of Carbon steel square rods to S panel bends, and removal and refixing of baffle plates for accessibility in LTR coils of unit 2 boiler during annual overhaul period for the year 2025-26